title: Extraepitopic compensatory substitutions partially restore fitness to simian immunodeficiency virus variants that escape from an immunodominant cytotoxic-T-lymphocyte response.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D000956:Antigens, Viral / Q000737:chemistry / Q000235:genetics* / Q000276:immunology*; D002478:Cells, Cultured; D015683:Gene Products, gag / Q000737:chemistry / Q000235:genetics / Q000276:immunology; D014644:Genetic Variation / Q000235:genetics*; D016056:Immunodominant Epitopes / Q000737:chemistry / Q000276:immunology*; D008251:Macaca; D008969:Molecular Sequence Data; D020125:Mutation, Missense; D015302:Simian Immunodeficiency Virus / Q000737:chemistry / Q000235:genetics* / Q000276:immunology*; D013602:T-Lymphocytes, Cytotoxic / Q000276:immunology*
chemical_list: D000956:Antigens, Viral; D015683:Gene Products, gag; D016056:Immunodominant Epitopes